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powerpc: Use vsprintf extention %pf with builtin_return_address

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Emit the function name not the address when possible.

builtin_return_address() gives an address.  When building
a kernel with CONFIG_KALLSYMS, emit the actual function
name not the address.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Joe Perches 2012-02-28 08:49:34 +00:00 committed by Benjamin Herrenschmidt
parent de801de139
commit a2234b4bae
1 changed files with 1 additions and 1 deletions
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arch/powerpc/mm/pgtable_32.c
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@ -207,7 +207,7 @@ __ioremap_caller(phys_addr_t addr, unsigned long size, unsigned long flags,
*/
if (mem_init_done && (p < virt_to_phys(high_memory)) &&
!(__allow_ioremap_reserved && memblock_is_region_reserved(p, size))) {
printk("__ioremap(): phys addr 0x%llx is RAM lr %p\n",
printk("__ioremap(): phys addr 0x%llx is RAM lr %pf\n",
(unsigned long long)p, __builtin_return_address(0));
return NULL;
}